Aid in the diagnosis of Chagas disease (T. cruzi). Order in conjunction with Parasites Smear (Giemsa Stain), Blood (0049025).
Semi-Quantitative Indirect Fluorescent Antibody
Serum Separator Tube (SST).
Separate from cells ASAP or within 2 hours of collection. Transfer 1 mL serum to an ARUP Standard Transport Tube. (Min: 0.2 mL) Parallel testing is preferred and convalescent specimens must be received within 30 days of the acute specimens. Mark specimens plainly as acute or convalescent.
Refrigerated. Also acceptable: Room temperature or frozen.
Plasma. Bacterially contaminated, heat-inactivated, hemolyzed, icteric, lipemic, or turbid specimens.
After separation from cells: Ambient: 48 hours; Refrigerated: 2 weeks; Frozen: 1 year
Less than 1:16: Negative - No significant level of Trypanosoma cruzi IgM antibody detected.
1:16 or greater: Positive - IgM antibodies to Trypanosoma cruzi detected, which may suggest current or recent infection.
ARUP intends the use of this assay for clinical diagnosis. This assay should not be used for blood donor screening or associated re-entry protocols, or for screening Human Cell and Cellular Tissue-Based Products (HCT/Ps).
|Component Test Code*||Component Chart Name||LOINC|
|0051075||Trypanosoma cruzi Antibody, IgM||13290-2|
- Chagas Antibody, IgM
- T cruzi IgM Ab